98212523 has 2 divisors, whose sum is σ = 98212524. Its totient is φ = 98212522.

The previous prime is 98212511. The next prime is 98212549. The reversal of 98212523 is 32521289.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98212523 - 2²⁰ = 97163947 is a prime.

It is equal to p_5664443 and since 98212523 and 5664443 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98212523.

It is not a weakly prime, because it can be changed into another prime (98212573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49106261 + 49106262.

It is an arithmetic number, because the mean of its divisors is an integer number (49106262).

Almost surely, 2^98212523 is an apocalyptic number.

98212523 is a deficient number, since it is larger than the sum of its proper divisors (1).

98212523 is an equidigital number, since it uses as much as digits as its factorization.

98212523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 32.

The square root of 98212523 is about 9910.2231559133. The cubic root of 98212523 is about 461.3766619683.

The spelling of 98212523 in words is "ninety-eight million, two hundred twelve thousand, five hundred twenty-three".